The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 23, 2002
Filed:
May. 12, 2000
Christian Popp, Kressbronn, DE;
Hansjörg Rosi, Meckenbeuren, DE;
ZF Friedrichshafen AG, Friedrichshafen, DE;
Abstract
In a process for controlling an automatic gearbox, an electronic gear box control ( ) calculates in a first mode of operation a driving activity and determines the set gradient of the gear box input speed of rotation depending on the driving activity. In a second mode of operation, the electronic gear box control selects a special program among a plurality of special programs and determines the set gradient of the gear box input speed of rotation depending on the selected special program.
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